Inventor · disambiguated record
Alexander Kehrmann
Also filed as: KEHRMANN ALEXANDER
5 granted patents·5 pending applications·12 citations·filing 2003–2023
71Inventor score
Top patents by PatentIndex Score
10 records- 0157US7005007B2Hydraulic binderKEHRMANN ALEXANDER·Filed 2003·Granted Feb 28, 2006·6 cites·6 claims
- 0254US2025382192A1Method for treating salt-containing dustsAMATEQ HOLDING GMBH·Filed 2023·Application pending·0 cites
- 0353US7097816B2Method of producing ferrous sulfate heptahydrateKEHRMANN ALEXANDER·Filed 2004·Granted Aug 29, 2006·4 cites·12 claims
- 0452US2025145490A1Method of producing iron(ii) sulfate heptahydrateAMATEQ HOLDING GMBH·Filed 2022·Application pending·0 cites
- 0545US12246364B2Treatment of mill scale containing hydrocarbonsAMATEQ HOLDING GMBH·Filed 2021·Granted Mar 11, 2025·0 cites·20 claims
- 0642US6740156B2Carrier substance for a hydraulic binderFERRO DUO GMBH·Filed 2003·Granted May 25, 2004·2 cites·18 claims
- 0739US2007006778A1Mixture of raw materials for the production of a cement clinker, a cement clinker and a cementKEHRMANN ALEXANDER·Filed 2006·Application pending·0 cites
- 0837US2008282939A1Hydraulic Binder and a Chromate Reducer and Use ThereofKEHRMANN ALEXANDER·Filed 2004·Application pending·0 cites
- 0934US2012087849A1Method for recovering lanthanum from zeolites containing lanthanumKEHRMANN ALEXANDER·Filed 2011·Application pending·0 cites
- 1032US11938527B2Process for the purification of waste materials or industrial by-products comprising chlorineAMATEQ HOLDING GMBH·Filed 2018·Granted Mar 26, 2024·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →